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MPC - MARATHON PETE CORP

This page shows which of the focused investors we track hold MPC and how their positions changed, so you can see how much conviction the group has in the stock.

In Q1 2026 it was held by 3 managers with an aggregate reported value of $685.71M, which is 0.06% of the combined portfolio.

As of Q1 2026, 3 tracked institutional managers held MPC (MARATHON PETE CORP) with an aggregate reported value of $685.71M0.06% of the combined AlphaBaseline portfolio.

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Source
Curated SEC 13F filings
Period
Q1 2026
Ticker
MPC

13F data is delayed and excludes shorts/non-13F assets.

Holders

1Bill Nygren - Oakmark Funds0.92%Reduce -30.4%2,805,972$685.16M
2Mairs & Power Growth Fund - Mairs & Power Growth Fund0.00%Add +6.8%1,390$339.41K
3David Katz - Matrix Asset Advisors0.02%New854$208.53K
Loading holder history for MPC